// This source code is dual-licensed under the Apache License, version
// 2.0, and the Mozilla Public License, version 1.1.
//
// The APL v2.0:
//
//---------------------------------------------------------------------------
//   Copyright (C) 2007-2010 LShift Ltd., Cohesive Financial
//   Technologies LLC., and Rabbit Technologies Ltd.
//
//   Licensed under the Apache License, Version 2.0 (the "License");
//   you may not use this file except in compliance with the License.
//   You may obtain a copy of the License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.
//---------------------------------------------------------------------------
//
// The MPL v1.1:
//
//---------------------------------------------------------------------------
//   The contents of this file are subject to the Mozilla Public License
//   Version 1.1 (the "License"); you may not use this file except in
//   compliance with the License. You may obtain a copy of the License at
//   http://www.rabbitmq.com/mpl.html
//
//   Software distributed under the License is distributed on an "AS IS"
//   basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
//   License for the specific language governing rights and limitations
//   under the License.
//
//   The Original Code is The RabbitMQ .NET Client.
//
//   The Initial Developers of the Original Code are LShift Ltd,
//   Cohesive Financial Technologies LLC, and Rabbit Technologies Ltd.
//
//   Portions created before 22-Nov-2008 00:00:00 GMT by LShift Ltd,
//   Cohesive Financial Technologies LLC, or Rabbit Technologies Ltd
//   are Copyright (C) 2007-2008 LShift Ltd, Cohesive Financial
//   Technologies LLC, and Rabbit Technologies Ltd.
//
//   Portions created by LShift Ltd are Copyright (C) 2007-2010 LShift
//   Ltd. Portions created by Cohesive Financial Technologies LLC are
//   Copyright (C) 2007-2010 Cohesive Financial Technologies
//   LLC. Portions created by Rabbit Technologies Ltd are Copyright
//   (C) 2007-2010 Rabbit Technologies Ltd.
//
//   All Rights Reserved.
//
//   Contributor(s): ______________________________________.
//
//---------------------------------------------------------------------------
using System;
using System.IO;
using System.Collections;

using RabbitMQ.Client;

namespace RabbitMQ.Client.Content {
    ///<summary>Analyzes AMQP Basic-class messages binary-compatible
    ///with QPid's "MapMessage" wire encoding.</summary>
    public class MapMessageReader: BasicMessageReader, IMapMessageReader {
        ///<summary>MIME type associated with QPid MapMessages.</summary>
        public readonly static string MimeType = MapMessageBuilder.MimeType;
	// ^ repeated here for convenience

        ///<summary>Construct an instance for reading. See superclass.</summary>
        public MapMessageReader(IBasicProperties properties, byte[] payload)
            : base(properties, payload)
        {}

	protected IDictionary m_table = null;

	///<summary>Implement IMapMessageReader.Body</summary>
        ///<exception cref="System.Net.ProtocolViolationException"/>
	public IDictionary Body {
	    get {
		if (m_table == null) {
		    m_table = MapWireFormatting.ReadMap(Reader);
		}
		return m_table;
	    }
        }
    }
}
